@article{02148108,
title = {Some properties of a closed concircular almost contact manifold.},
journal = {Balkan Journal of Geometry and its Applications (BJGA)},
volume = {9},
year = {2004},
pages = {25-35},
zbl = {1073.53041},
language = {en},
url = {http://dml.mathdoc.fr/item/02148108}
}
Hirică, Iulia Elena; Mihai, Adela. Some properties of a closed concircular almost contact manifold.. Balkan Journal of Geometry and its Applications (BJGA), Tome 9 (2004) pp. 25-35. http://gdmltest.u-ga.fr/item/02148108/